Review reviewHigh

CVE-2024-53106

Linux Linux, linux kernel

In the Linux kernel, the following vulnerability has been resolved: ima: fix buffer overrun in ima_eventdigest_init_common Function ima_eventdigest_init() calls ima_eventdigest_init_common() with HASH_ALGO__LAST which is then used to access the array hash_digest_size[] leading to buffer overrun. Have a conditional statement to handle this.

CVSS
7.8
EPSS
-
- percentile
CISA KEV
Not listed
Published
2024.12.02
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability-
Technical severityCVSS 7.8

Vulnerability overview

In the Linux kernel, the following vulnerability has been resolved: ima: fix buffer overrun in ima_eventdigest_init_common Function ima_eventdigest_init() calls ima_eventdigest_init_common() with HASH_ALGO__LAST which is then used to access the array hash_digest_size[] leading to buffer overrun. Have a conditional statement to handle this.

Affected product and versions

Product
Linux Linux, linux kernel
Affected versions
>= 9fab303a2cb3d323ca3a32a8b4ab60b451141901 < e01aae58e818503f2ffcd34c6f7dc6f90af1057e, >= 9fab303a2cb3d323ca3a32a8b4ab60b451141901 < 8a84765c62cc0469864e2faee43aae253ad16082, >= 9fab303a2cb3d323ca3a32a8b4ab60b451141901 < 1ecf0df5205cfb0907eb7984b8671257965a5232, >= 9fab303a2cb3d323ca3a32a8b4ab60b451141901 < 923168a0631bc42fffd55087b337b1b6c54dcff5, >= 5.19, >= 5.19.1 < 6.1.119, >= 6.2 < 6.6.63, >= 6.7 < 6.11.10, 5.19, 6.12
Fixed versions
6.1.119, 6.6.63, 6.11.10

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Linux Linux, linux kernel and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-787